CN106007544A - Antibacterial building concrete production process - Google Patents
Antibacterial building concrete production process Download PDFInfo
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- CN106007544A CN106007544A CN201610386896.0A CN201610386896A CN106007544A CN 106007544 A CN106007544 A CN 106007544A CN 201610386896 A CN201610386896 A CN 201610386896A CN 106007544 A CN106007544 A CN 106007544A
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- antibacterial
- building concrete
- cement
- processing technology
- concrete processing
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1003—Non-compositional aspects of the coating or impregnation
- C04B20/1014—Coating or impregnating materials characterised by the shape, e.g. fibrous materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1029—Macromolecular compounds
- C04B20/1048—Polysaccharides, e.g. cellulose, or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/67—Biocides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2092—Resistance against biological degradation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
An antibacterial building concrete production process characterized by comprising the following steps: mixing by weight 6-10 parts of cement, 0.2-0.5 part of silica fume, 10-15 parts of sand, 15-20 parts of gravel, 1-2 parts of water and 0.02-0.05 part of antibacterial liquid, stirring 0.01-0.02 part of copper plated steel fiber, adding 0.01-0.05 part of a water reducing agent, and stirring again.
Description
Technical field
The present invention relates to the technical field of construction material, be specifically related to a kind of antibacterial building concrete processing technology.
Background technology
Concrete is one of a kind of building foundation component the most commonly used in present stage capital construction, has bearing capacity high, and quick construction is convenient, environmental pollution is little, Forming Quality is reliable, the features such as overall economics is profitable, obtains a wide range of promoting the use of in each province and city, the whole nation.In process of production, generally cement, mineral admixture and sandstone mix and blend are prepared.
The concrete of front prior art is for opposing sulfate, the technology of acid and alkali substance etc. is the most ripe, but, measure is not the most resisted for bacteroidal erosions such as some such as anaerobe, often result in concrete body mouldy etc., not only easily cause outward appearance green tinged, produce abnormal flavour, also can affect the performance of concrete, and likely internal reinforcing bar etc. be caused erosion.
Anti-biotic material refers to self have killing or suppress a class new function material of microbial function.Having the most wide application prospect in fields such as medical field, household supplies, household electrical appliance, packagings for foodstuff, environmental health requires people the today day by day improved, the application of anti-biotic material is paid close attention to by more widely.If anti-biotic material being penetrated in the hope of more preferable LP blades effect in concrete, its performance can be improved and there is preferably effect.
Summary of the invention
For solve problem above, the present invention by the following technical solutions:
A kind of antibacterial building concrete processing technology, it is characterized in that, material by following weight portion: cement 6-10 part, silicon ash 0.2-0.5 part, sand 10-15 part, rubble 15-20 part, water 1-2 part, antimicrobial fluid 0.02-0.05 part mixes, and after 0.01-0.02 part copper plated steel fiber stirs, adds water reducer 0.01-0.05 part and is again stirring for uniformly making.
Preferably, described water reducer is polycarboxylate water-reducer.
Preferably, described cement is P.I52.5 cement, and specific surface area is 3500～3800cm2/g, and the weight/mass percentage composition of tricalcium aluminate (C3A) is less than or equal to 6%, and within 28 days, cement mortar strength is more than or equal to 57MPa.
Preferably, described material also has the antibacterial filler of 0.000.1-0.0002 part.
The preparation method of the antimicrobial fluid of the application is as follows:
The first step, preparation mass percent concentration is the methylated cellulose aqueous solution of 5-10% and mass percent concentration is the copper-bath of 8-11% respectively, standby；
Second step, under microwave concussion or high-speed stirred, in above-mentioned copper salt solution, is slowly added to chitosan, and keeps microwave concussion or high-speed stirred 30-120min, obtain mixed solution A；Wherein, chitosan mass fraction in mixed solution A is 7-10%；
3rd step, under ultrasonic wave concussion or high-speed stirred, the ratio of 74 ~ 59 by volume, above-mentioned mixed solution A is slowly added in above-mentioned methylated cellulose aqueous solution；
Then, at 40 DEG C, in the ratio that mol ratio is 1 1.2 with copper ion, adding ascorbic acid reaction 30 ~ 45min, being subsequently adding mass fraction is that 2-3% pectin, 5-8% sodium alginate obtain mixed liquor, then by gained liquid negative pressure de-bubble, standing, it is aged 36h again, obtains antimicrobial fluid；
The antibacterial filler preparation method of the application is as follows
1) polylactic acid and thermoplastic polymer that mass ratio is 1: 1～50 are dissolved in organic solvent formation spinning solution；
2) polylactic acid thermoplastic polymer spinning solution is inserted in electrostatic spinning machine syringe, under 8～30kV voltages, obtain polylactic acid polymer composite cellulosic membrane in receiving on electrode；
3) under the vacuum condition of 50～100 DEG C, remove organic solvent, obtain polylactic acid polymer composite cellulosic membrane；
By the prepared polylactic acid polymer above-mentioned antimicrobial fluid of composite fibre membrane filtration, every square centimeter of filtration yield is 3-9ml, bottom uses sucking filtration machine to carry out sucking filtration under room temperature, the speed that sucking filtration machine divides m/min with 1-2 moves back and forth, filtration time is 1-2 hour, filtration passes through 160～180 DEG C of drying tunnels, retention time 15 minutes after completing, and goes out drying tunnel and pulverizes the fragment being not more than 1 centimetre for sheet footpath after cooling.
Thermoplastic polymer in the preparation method that the present invention provides is PEKK, polyether-ether-ketone, Polyetherimide, polysulfones, polyether sulfone, phenolphthalein modified poly (ether-sulfone), polyphenylene sulfide, polyphenylene oxide or polyamide.
Organic solvent in the preparation method that the present invention provides is oxolane, dichloroethanes, sym-tetrachloroethane, dichloromethane, chloroform, DMF, N,N-dimethylacetamide or N, N-dimethyl pyrrolidone.
The distance received between electrode and emission electrode in the preparation method that the present invention provides is 8～23cm.
A diameter of the 10～50nm of the polylactic acid polymer composite fibre that in the preparation method that the present invention provides, electrostatic spinning machine prepares.
The thickness of the polylactic acid polymer composite cellulosic membrane prepared in the preparation method that the present invention provides is 5～50 μm, and width is 5～40cm.
With immediate prior art ratio, the technical scheme that the present invention provides has the advantages that the antibacterial building concrete processing technology of the present invention because with the addition of antimicrobial fluid composition, it is possible to be prevented effectively from the erosion of antibacterial, it is to avoid concrete variable color, mouldy, structural strength is unaffected.Further, for antibacterial filler and antimicrobial fluid, the polylactic acid polymer composite cellulosic membrane that the present invention provides has loose structure because of it, beneficially in the flowing of interlayer during polyurethane heating, improves the uniformity of material internal structure；Because it has loose structure, polylactic acid polymer composite cellulosic membrane ensure that the breathability of material is excellent；With methylcellulose as continuous phase, doping deposition nano cuprous oxide, prepare good biocompatibility, good permeability, the composite antibacterial film medical material of anti-microbial property excellence.The breathability of product, good water absorption, there is quick antibacterial, and Durable antibacterial performance is good.Technological process is short, technology controlling and process is easy, low production cost.
Detailed description of the invention
A kind of antibacterial building concrete processing technology, it is characterized in that, material by following weight portion: cement 6-10 part, silicon ash 0.2-0.5 part, sand 10-15 part, rubble 15-20 part, water 1-2 part, antimicrobial fluid 0.02-0.05 part mixes, after 0.01-0.02 part copper plated steel fiber stirs, add water reducer 0.01-0.05 part to be again stirring for uniformly making, described material also has the antibacterial filler of 0.000.1-0.0002 part.
For antibacterial filler and antimicrobial fluid, embodiment is as follows:
Embodiment 1
The preparation of step 1. antimicrobial fluid
The first step, respectively preparation mass percent concentration be 5% methylated cellulose aqueous solution and mass percent concentration be the copper-bath of 8%, standby；
Second step, under microwave concussion or high-speed stirred, in above-mentioned copper salt solution, is slowly added to chitosan, and keeps microwave concussion or high-speed stirred 30-120min, obtain mixed solution A；Wherein, chitosan mass fraction in mixed solution A is 10%；
3rd step, under ultrasonic wave concussion or high-speed stirred, the ratio of 74 by volume, above-mentioned mixed solution A is slowly added in above-mentioned methylated cellulose aqueous solution；
Then, at 40 DEG C, in the ratio that mol ratio is 1 1.2 with copper ion, adding ascorbic acid reaction 45min, being subsequently adding mass fraction is that 2-3% pectin, 5-8% sodium alginate obtain mixed liquor, then by gained gel negative pressure de-bubble, standing, it is aged 36h again, obtains antimicrobial fluid；
The preparation of the antibacterial base material of step 2.
1) polylactic acid and polyamide that mass ratio is 1: 1～50 are dissolved in organic solvent formation spinning solution；
2) polylactic acid thermoplastic polymer spinning solution is inserted in electrostatic spinning machine syringe, under 8～30kV voltages, obtain polylactic acid polymer composite cellulosic membrane in receiving on electrode；
3) under the vacuum condition of 50～100 DEG C, remove organic solvent, obtain polylactic acid polymer composite cellulosic membrane；
Step 3. antibacterial filler molding
By the antimicrobial fluid of the polylactic acid polymer composite fibre membrane filtration step 1 that step 2 prepares, every square centimeter of filtration yield is 3-9ml, bottom uses sucking filtration machine to carry out sucking filtration, the speed that sucking filtration machine divides m/min with 1-2 moves back and forth, filtration time is 1-2 hour, filter postadhesion and had the composite cellulosic membrane of polyurethane resin by 160 DEG C of drying tunnels, retention time 15 minutes, gone out drying tunnel and be crushed to the sheet footpath fragment less than 1 centimetre after cooling.
Embodiment 2
The preparation of step 1. antimicrobial fluid
The first step, respectively preparation mass percent concentration be 10% methylated cellulose aqueous solution and mass percent concentration be the copper-bath of 11%, standby；
Second step, under microwave concussion or high-speed stirred, in above-mentioned copper salt solution, is slowly added to chitosan, and keeps microwave concussion or high-speed stirred 120min, obtain mixed solution A；Wherein, chitosan mass fraction in mixed solution A is 10%；
3rd step, under ultrasonic wave concussion or high-speed stirred, the ratio of 74 by volume, above-mentioned mixed solution A is slowly added in above-mentioned methylated cellulose aqueous solution；
Then, at 40 DEG C, in the ratio that mol ratio is 1 1.2 with copper ion, adding ascorbic acid reaction 45min, being subsequently adding mass fraction is that 2-3% pectin, 5-8% sodium alginate obtain mixed liquor, then by gained gel negative pressure de-bubble, standing, it is aged 36h again, obtains antimicrobial fluid；
The preparation of the antibacterial base material of step 2.
1) polylactic acid and polysulfones that mass ratio is 1: 1～50 are dissolved in oxolane formation spinning solution；
2) polylactic acid thermoplastic polymer spinning solution is inserted in electrostatic spinning machine syringe, under 8～30kV voltages, obtain polylactic acid polymer composite cellulosic membrane in receiving on electrode；
3) under the vacuum condition of 50～100 DEG C, remove organic solvent, obtain polylactic acid polymer composite cellulosic membrane；
Step 3. anticorrosion belt molding
By the antimicrobial fluid of the polylactic acid polymer composite fibre membrane filtration step 1 that step 2 prepares, every square centimeter of filtration yield is 3-9ml, bottom uses sucking filtration machine to carry out sucking filtration, the speed that sucking filtration machine divides m/min with 1-2 moves back and forth, filtration time is 1-2 hour, filtration passes through 130 DEG C of drying tunnels, retention time 15 minutes after completing, and goes out drying tunnel and is crushed to the sheet footpath fragment less than 1 centimetre after cooling.
Comparative example 1
Step 2 base fabric uses polyester superfine fibre film, and other steps are with embodiment 1.
Comparative example 2
In step 1, antimicrobial fluid is made up of chitosan 5～9 parts, probenazole 0.1～1 part, Polyethylene Glycol 0.1～3 parts, methyl hydantoin compounds 0.1～2 parts, peracetic acid 2～5 parts.Other steps are with embodiment 2.
Specific embodiment carrying out performance test, uses this area traditional test methods, test result is as shown in table 1, and experiment shows that the anti-biotic material of the present invention can be in the case of keeping fine air permeability, it is achieved fast onset antibacterial effect and good antibacterial durability.
Table 1 antibacterial filler permeability
| Embodiment 1 | Embodiment 2 | Comparative example 1 | Comparative example 2 | |
| Breathability (dm3/ min) | 2.8 | 2.7 | 0.95 | 0.8 |
Not the washing of table 2 anti-biotic material (simulation is without drenching with rain) antibiotic rate
Note: antibiotic rate " * * * ":>=99%, " * * ":>=90%, " * ">=50%, " ":<50%
Table 3 is the antibiotic rate of anti-biotic material after 50 water rinses (simulation drench with rain effect)
Claims (4)
1. an antibacterial building concrete processing technology, it is characterized in that, material by following weight portion: cement 6-10 part, silicon ash 0.2-0.5 part, sand 10-15 part, rubble 15-20 part, water 1-2 part, antimicrobial fluid 0.02-0.05 part mixes, and after 0.01-0.02 part copper plated steel fiber stirs, adds water reducer 0.01-0.05 part and is again stirring for uniformly making.
Antibacterial building concrete processing technology the most as claimed in claim 1, it is characterised in that: described water reducer is polycarboxylate water-reducer.
Antibacterial building concrete processing technology the most as claimed in claim 1, it is characterized in that: described cement is P.I52.5 cement, specific surface area is 3500～3800cm2/g, and the weight/mass percentage composition of tricalcium aluminate (C3A) is less than or equal to 6%, and within 28 days, cement mortar strength is more than or equal to 57MPa.
Antibacterial building concrete processing technology the most as claimed in claim 1, it is characterised in that: described material also has the antibacterial filler of 0.000.1-0.0002 part.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811474720.6A CN109336514A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
| CN201610386896.0A CN106007544B (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
| CN201811475921.8A CN109455995A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610386896.0A CN106007544B (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811475921.8A Division CN109455995A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
| CN201811474720.6A Division CN109336514A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106007544A true CN106007544A (en) | 2016-10-12 |
| CN106007544B CN106007544B (en) | 2019-03-08 |
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| CN201610386896.0A Active CN106007544B (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
| CN201811475921.8A Withdrawn CN109455995A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
| CN201811474720.6A Pending CN109336514A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811475921.8A Withdrawn CN109455995A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
| CN201811474720.6A Pending CN109336514A (en) | 2016-06-02 | 2016-06-02 | A kind of antibacterial building concrete manufacture craft |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107721283A (en) * | 2017-11-29 | 2018-02-23 | 广西融辰建设工程有限公司 | A kind of antibacterial concrete and preparation method thereof |
| CN111825371A (en) * | 2020-07-20 | 2020-10-27 | 东莞市冠峰混凝土有限公司 | Antibacterial additive for high-strength and high-performance concrete and preparation method thereof |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470814A (en) * | 2020-04-14 | 2020-07-31 | 广东盖特奇新材料科技有限公司 | Antibacterial and disinfectant inorganic high-performance composite fiber material and preparation method thereof |
| CN111517699A (en) * | 2020-04-14 | 2020-08-11 | 广东盖特奇新材料科技有限公司 | Self-sterilization composite fiber material for public sanitary environment and preparation method thereof |
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| CN1955139A (en) * | 2004-10-27 | 2007-05-02 | 拜尔材料科学股份公司 | Formulation for use in concrete |
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| CN104975375B (en) * | 2015-04-23 | 2017-04-12 | 同济大学 | Polymer micro-nano-fiber preparation method |
| CN105330246A (en) * | 2015-10-29 | 2016-02-17 | 合肥正拓装饰材料有限公司 | Composite water permeable brick having anti-bacterial effect |
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2016
- 2016-06-02 CN CN201610386896.0A patent/CN106007544B/en active Active
- 2016-06-02 CN CN201811475921.8A patent/CN109455995A/en not_active Withdrawn
- 2016-06-02 CN CN201811474720.6A patent/CN109336514A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1955139A (en) * | 2004-10-27 | 2007-05-02 | 拜尔材料科学股份公司 | Formulation for use in concrete |
| CN102320802A (en) * | 2011-08-24 | 2012-01-18 | 重庆大学 | Steel-fiber ultrahigh-strength self-compacting concrete |
| CN104288827A (en) * | 2014-09-29 | 2015-01-21 | 张亚丽 | Haemostatic wound dressing |
| CN105384463A (en) * | 2015-11-10 | 2016-03-09 | 当涂县科辉商贸有限公司 | Fireproof, antibacterial and mothproof autoclaved aerated concrete block and production method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107721283A (en) * | 2017-11-29 | 2018-02-23 | 广西融辰建设工程有限公司 | A kind of antibacterial concrete and preparation method thereof |
| CN111825371A (en) * | 2020-07-20 | 2020-10-27 | 东莞市冠峰混凝土有限公司 | Antibacterial additive for high-strength and high-performance concrete and preparation method thereof |
| CN111825371B (en) * | 2020-07-20 | 2022-07-22 | 东莞市冠峰混凝土有限公司 | Antibacterial additive for high-strength and high-performance concrete and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109455995A (en) | 2019-03-12 |
| CN106007544B (en) | 2019-03-08 |
| CN109336514A (en) | 2019-02-15 |
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Effective date of registration: 20190125 Address after: 313000 Longquanwu, Miaoxi Town, Wuxing District, Huzhou City, Zhejiang Province Applicant after: Huzhou Hongding Concrete Products Co., Ltd. Address before: 266708 Jingyuan village, Liyuan street, Pingdu City, Qingdao, Shandong Applicant before: Geng Yunhua |
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Denomination of invention: A manufacturing technology of antibacterial building concrete Effective date of registration: 20210527 Granted publication date: 20190308 Pledgee: Miaoxi sub branch of Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: HUZHOU HONGDING CONCRETE PRODUCTS Co.,Ltd. Registration number: Y2021330000467 |